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Debt5 min read

Good Debt vs Bad Debt: How to Tell the Difference

Not all debt is created equal. Understanding which debt builds wealth and which destroys it is the key to smart borrowing decisions.

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Dave Ramsey says all debt is bad. Robert Kiyosaki says debt makes you rich. The truth is somewhere in between — and far more nuanced. The difference between good debt and bad debt can mean the difference between building wealth and being trapped in a cycle of payments.

What Makes Debt 'Good'?

Good debt has two characteristics: it's used to acquire something that appreciates in value or increases your earning power, and the interest rate is relatively low. Good debt puts you in a better financial position over time than if you hadn't borrowed.

  • Mortgage — historically, real estate appreciates; interest is tax-deductible
  • Student loans — a degree that increases your income by more than the debt cost
  • Business loans — if the business generates more revenue than the loan costs
  • Low-interest auto loan — sometimes better than depleting savings

What Makes Debt 'Bad'?

Bad debt is used to buy things that lose value immediately — and comes with high interest rates that compound against you. You end up paying far more than the item was worth, for something that's now worth less than you paid.

  • Credit card debt at 20-29% APR — the most destructive consumer debt
  • Payday loans — APRs of 300-400%, designed to trap borrowers
  • Buy Now Pay Later (BNPL) — easy to over-borrow, high late fees
  • Personal loans for vacations or luxury items
  • Auto loans for depreciating vehicles you can't afford

💡 The 'good vs bad' distinction isn't just about what you buy — it's about the interest rate. A car loan at 3% is very different from a car loan at 18%. Always know your rate before borrowing.

The Real Cost of Bad Debt

$5,000 in credit card debt at 24% APR, paying only the minimum ($100/month), takes over 8 years to pay off and costs $4,300 in interest. You effectively pay $9,300 for $5,000 worth of purchases.

When 'Good' Debt Turns Bad

Even good debt becomes bad in the wrong context. A mortgage on a house you can't afford. Student loans for a degree with poor job prospects. A business loan for a business without a viable model. The category matters less than the specific terms and your ability to repay.

  • Good: $30,000 student loan for a nursing degree (median salary: $80K+)
  • Bad: $80,000 student loan for a degree with $35K median salary
  • Good: $250,000 mortgage on $90K household income (under 3x income)
  • Bad: $500,000 mortgage on $90K household income (over 5x income)

How to Prioritize Debt Payoff

  1. 1Pay off all bad debt (20%+ interest) as aggressively as possible
  2. 2Build a 3-month emergency fund so you don't create new bad debt
  3. 3Pay extra on good debt only after investing for retirement (the math usually favors investing)
  4. 4Exception: pay off mortgage early if that's your goal for peace of mind

Use our Debt Payoff Calculator to see exactly how long it takes to eliminate your debt — and how much interest you'll save by paying more each month.

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